Add How to Contribute section

README.md

@@ -5,3 +5,47 @@ reverse-engineering. Tools and associated publications related to diffing are sl
 scattered online thus the goal is to reference them here by centralizing information.
 
 You can find the documentation online at [https://diffing.quarkslab.com/](https://diffing.quarkslab.com/)
+
+## How to Contribute
+
+We welcome contributions from the community and appreciate your interest in improving this project.
+To get started, please follow these guidelines:
+
+1. **Fork the Repository**: Click the "Fork" button at the top of the repository's page. This will create a copy of the project in your GitHub account.
+
+2. **Clone your Fork**: Use git to clone your fork to your local machine:
+
+```commandline
+git clone https://github.com/quarkslab/diffing-portal.git
+```
+
+3. **Create a Branch**: Create a new branch for your contribution. Use a clear and descriptive name for your branch.
+
+```commandline
+git checkout -b add-new-tool
+```
+
+4. **Make Changes**: Make your desired changes or additions to the codebase. Ensure that your changes adhere to our coding standards.
+
+5. **Test**: Test your changes to make sure sphinx compile everything correctly.
+
+6. **Commit Changes**: Commit your changes with a clear and concise commit message:
+
+```commandline
+git add .
+git commit -m "Add your message here"
+```
+
+7. **Push Changes**: Push your changes to your fork on GitHub:
+
+```commandline
+git push origin add-new-tool
+```
+
+8. **Create a Pull Request (PR)**: In your fork on GitHub, click the "New Pull Request" button. Compare your branch to the main repository's main branch. Provide a descriptive title and detailed information about your changes in the PR description.
+
+9. **Code Review**: The project maintainers will review your PR. Be prepared to make any necessary changes based on their feedback and be patient if not getting an answer immediately.
+
+10. **Merge**: Once your PR is approved, it will be merged into the main repository. Your contribution is now part of the project!
+
+Thank you for your contribution!